Finding the Fourth Proportional to 3,596.46, 5,389.83 and 1,866.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,596.46 : 5,389.83 = 1,866.30 : x
2. Step 2: Convert to fraction form
   3,596.46/5,389.83 = 1,866.30/x
3. Step 3: Cross multiply
   3,596.46x = 5,389.83 × 1,866.30
4. Step 4: Simplify right side
   3,596.46x = 10,059,039.73
5. Step 5: Solve for x
   x = 10,059,039.73/3,596.46
6. Step 6: Final answer
   x = 2,796.93